| Name | Location | Products | Action |
|---|
 Admesy | |  | |
| Advanced Photonics International | | | |
| Aerodyne Research | | | |
| Agilent Technologies | | | |
| AGILTRON | | | |
| Allied Scientific Pro | | | |
| AMPTEK | | | |
| ams OSRAM | | | |
| Andor Technology | | | |
| Anton Paar | | | |
| APE Angewandte Physik & Elektronik GmbH | | | |
| ARCoptix | | | |
| Asphire Spectro | | | |
| Avantes | | | |
| Avesta Ltd. | | | |
| AXIS PHOTONIQUE | | | |
| B&W Tek, Inc. | | | |
| BATOP | | | |
| BaySpec | | | |
| Bentham Instruments | | | |
| Bestec | | | |
| Blue Sky Spectroscopy | | | |
| Brimrose Corporation | | | |
| Broadcom | | | |
| Bruker | | | |
| BUCHI | | | |
| Buck Scientific | | | |
| Carl Zeiss Microscopy GmbH | | | |
| Clifton Photonics | | | |
| CNI Laser | | | |
| ColorLite | | | |
| ColVisTec AG | | | |
| CRAIC Technologies, Inc. | | | |
| Daylight Solutions Inc | | | |
| DeNovix | | | |
| Edinburgh Instruments | | | |
| EKSPLA | | | |
| Enwave Optronics | | | |
| EssentOptics | | | |
| Exum Instruments, Inc | | | |
| Fastlite | | | |
| Femto Easy | | | |
| Galaxy Scientific | | | |
| Gamma Scientific | | | |
| Gholographics | | | |
| Gigahertz-Optik | | | |
| GoyaLab | | | |
| GratingWorks Co., Ltd | | | |
| Hach | | | |
| Hamamatsu Photonics | | | |
| HighFinesse | | | |
| Hitachi High-Tech America, Inc. | | | |
| Holmarc Opto-Mechatronics P Ltd | | | |
| Hong-Ming Technology | | | |
| HORIBA | | | |
| HP Spectroscopy | | | |
| HÜBNER Photonics | | | |
| IB Photonics | | | |
| Ibsen Photonics | | | |
| InPhotonics | | | |
| INSION | | | |
| Instrument Systems | | | |
| International Light Technologies | | | |
| IRsweep | | | |
| IS-Instruments | | | |
| ISS | | | |
| ISTEQ | | | |
| J & M Analytik | | | |
| Jadak - A Novanta | | | |
| JASCO | | | |
| JETI Technische Instrumente | | | |
| Konica Minolta | | | |
| Kore Technology | | | |
| Labsphere | | | |
| Labtron | | | |
| Lambda Scientific Systems | | | |
| Laserand, Inc, | | | |
| Lasnix | | | |
| LDI Innovation | | | |
| LI-COR Environmental | | | |
| Light Conversion | | | |
| Light Machinery | | | |
| LR Tech | | | |
| LS Instruments | | | |
| LTB Lasertechnik Berlin | | | |
| Malvern Panalytical | | | |
| McPherson | | | |
| Metrohm | | | |
| Mettler-Toledo | | | |
| Miftek | | | |
| Mightex | | | |
| Minerva Engineering | | | |
| MKS | Newport | | | |
| MONSTR Sense Technologies | | | |
| NANOBASE | | | |
| nanoLambda | | | |
| New Span Opto-Technology Inc. | | | |
| NIREOS SRL | | | |
| NLIRVisit Website | | | |
| Ocean Optics | | | |
| Oceanhood | | | |
| Oelabs | | | |
| OpSyTec | | | |
| Opto Engine | | | |
| Optosky | | | |
| ORTEC AMETEK | | | |
| OtO Photonics | | | |
| OZ Optics Ltd. | | | |
| PEAK Instruments | | | |
| pendartech | | | |
| PerkinElmer Inc | | | |
| PG Instruments Limited | | | |
| Phase Photonics | | | |
| PhaseTech Spectroscopy, Inc | | | |
| Photometric Solutions International | | | |
| Photon Systems | | | |
| PhotonTec BerlinVisit Website | | | |
| PicoQuant | | | |
| Polytec | | | |
| Precision Micro-Optics | | | |
| Process Insights | | | |
| Rainbow Photonics | | | |
| Raycloud | | | |
| Real Time Analyzers | | | |
| Sciencetech | | | |
| Shenyang Ebetter Optics | | | |
| Shenzhen Threenh Technology Co., Ltd. | | | |
| Shimadzu | | | |
| Si-Ware Systems | | | |
| SOL Instruments | | | |
| Solar Laser Systems | | | |
| Spectra Solutions Inc. | | | |
| Spectra Vista | | | |
| Spectral Evolution | | | |
| Spectral Products | | | |
| Spectraline | | | |
| Spectrolight | | | |
| Spectronic Devices | | | |
| Spectrum Scientific, Inc | | | |
| STANDA | | | |
| StellarNet Inc | | | |
| Swiss Terahertz | | | |
| TechnoS Instruments | | | |
| Teledyne Princeton Instruments | | | |
| Thermo Fisher Scientific | | | |
| Thorlabs Inc | | | |
| Tornado Spectral Systems | | | |
| Torrent Photonics | | | |
| Ultrafast Systems | | | |
| UPRtek | | | |
| Verity Instruments, Inc. | | | |
| Viavi Solutions Inc. | | | |
| Wasatch Photonics | | | |
| Wavelight Technologies | | | |
| World Star Tech | | | |
| Zolix Instruments | | | |
| 89 North | | | |
| Accustrata | | | |
| Aiteh Industrial | | | |
| ALPhANOV | | | |
| Alrad Instruments | | | |
| ams AG | | | |
| AMS Technologies AG | | | |
| Analytik | | | |
| Analytik Jena | | | |
| ANCAL | | | |
| Anglia Instruments | | | |
| AOSense | | | |
| Apogee Instruments | | | |
| Arizona Thin Films | | | |
| Asahi Spectra | | | |
| Atseva | | | |
| Attocube Systems Ag, Neaspec | | | |
| BBT-Materials Processing Ltd. | | | |
| Bergmann Messgeraete Entwicklung | | | |
| Berkeley Nucleonics | | | |
| Blue Ridge Optics | | | |
| Channel Systems | | | |
| chemeurope | | | |
| Clear Align | | | |
| CMM Optic | | | |
| CMS Ing.Dr.Schreder | | | |
| Comtek Scientific Instruments | | | |
| CONSCI | | | |
| Control Development | | | |
| Covalent Metrology | | | |
| Crescent Components And Systems | | | |
| Custom Scientific, Inc. | | | |
| Data Optics, Inc. | | | |
| Datacolor | | | |
| Davidson Optronics, Inc | | | |
| Delta Photonics | | | |
| Dongwoo Optron | | | |
| East Coast Optical Technologies | | | |
| Edinburgh Analytical | | | |
| Edmund Optics | | | |
| EINST Technology | | | |
| eLas educational Lasers | | | |
| Elementar | | | |
| ELUXI Ltd | | | |
| Entwicklungsbuero Stresing | | | |
| En'Urga | | | |
| EQUITECH INT'L | | | |
| FAST ComTec | | | |
| FiSens GmbH | | | |
| Flash Photonics | | | |
| Gaertner Scientific | | | |
| GWU-Lasertechnik Vertriebsges | | | |
| Hardric Laboratories | | | |
| HARRICK SCIENTIFIC PRODUCTS | | | |
| Hiden Analytical | | | |
| HTA S.R.L. | | | |
| Idealab | | | |
| IDIL Fibres Optiques | | | |
| JEOL USA | | | |
| KEO SCIENTIFIC | | | |
| Klinger Educational | | | |
| KOCH CRYSTAL FINISHING | | | |
| Labino | | | |
| Lambda Photometrics | | | |
| Laser 2000 (UK) Ltd. | | | |
| Lastek | | | |
| LECO | | | |
| Ledmotive | | | |
| Leukos | | | |
| Lightspeed Technologies | | | |
| LOT-QuantumDesign | | | |
| Manasota Optics | | | |
| MESA PHOTONICS | | | |
| Microptik | | | |
| Microtech Instruments | | | |
| MKS Instruments | | | |
| MLD TECHNOLOGIES | | | |
| Nucleonix Systems Private Limited | | | |
| Optronic Laboratories | | | |
| Oxford Instruments | | | |
| PCE Instruments | | | |
| Photon Lines | | | |
| Photonic Solutions | | | |
| Photonwares Co | | | |
| Pro-Lite | | | |
| PROLOG OPTICS | | | |
| Pyreos | | | |
| Qbiclaser | | | |
| Quantum Design UK and Ireland | | | |
| Questar | | | |
| Radiantis | | | |
| RedShiftBio | | | |
| Reliable Instruments House | | | |
| Resonance | | | |
| RGB Lasersystems GmbH | | | |
| Rigaku | | | |
| SCIEX | | | |
| SENTECH Instruments GmbH | | | |
| Sepradel | | | |
| SIMTRUM | | | |
| Soliton Laser und Messtechnik GmbH | | | |
| SpectrEcology | | | |
| SphereOptics GmbH | | | |
| Starlight Xpress | | | |
| Terahertz Store | | | |
| Thor Broadcast | | | |
| Tip Biosystems | | | |
| TOFWERK | | | |
| Toshvin Analytical | | | |
| Touptek | | | |
| Trokut Solutions | | | |
| UltraFast Innovations | | | |
| VM-TIM GmbH | | | |
| WITec Scientific Instruments and Technology | | | |
| Zinir | | | |
